Structure Size : 100 - 315 Rated Power : 3 - 370 kW / 4 - 503 HP Pole Number : 2 - 4 Protection Class : Please contact for IP23 (TS3209 EN60034-5) -IP55. Voltage : 380V (500V or contact us for different voltages.) Frequency : 50 Hz (60 Hz or contact us for different frequencies.) Build Type - Mechanical Structure : Steel Body, cast iron covers Cooling Type : Internally cooled / TEFC Insulation Class : F / H Working Regime : S1 Ambient temperature : 40 C Motor Protection : Thermistor and Phase Protection Relay